The Philippines recommends for watershed management. 
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 - Los Baǫs, Laguna :  PCARRD,  1991. 
 - 88 pages :   illustrations (some color) ;   23 cm 
<br/><br/> References : p. 77 - 81. Glossary : p. 82 - 85. 
<br/><br/><label>ISBN: </label>9712001822 paper back 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hydraulic engineering<br/>Watershed management
<br/><br/><label>LC Class. No.: </label>TC409   / P6P53 1991